Dam 87-main (upper Souris Nwr)
Dam 87-main (upper Souris Nwr) is an earth dam located in Ward County, North Dakota, built in 1936. It carries a Low hazard potential classification.
About Dam 87-main (upper Souris Nwr)
The primary purpose of Dam 87-main (upper Souris Nwr) is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Usfws (federal). It impounds the Souris River near Burlington.
The dam stands 16 feet tall and stretches 1,800 feet across, creates a reservoir covering 288 acres, has a maximum storage capacity of 1,214 acre-feet, and collects water from a drainage area of 9,200 square miles. Completed in 1936, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 08/05/2009. That was over 16 years ago.
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Location
| State | North Dakota |
| County | Ward |
| Nearest City | Burlington |
| River/Stream | Souris River |
| Coordinates | 48.43176, -101.54132 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 1,800 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 1,214 acre-ft |
| Max Storage | 1,214 acre-ft |
| Normal Storage | 1,214 acre-ft |
| Surface Area | 288 acres |
| Drainage Area | 9,200 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | USFWS |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/05/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00330 |
| Federal ID | ND00330 |
| More Info | State Dam Safety Program |